Thestudents________busilywhenMi

发布时间:2020-07-28 01:37:29

The students ________ busily when Miss Brown went to get the dictionary she ________ in the classroom.A.had written; leftB.were writing; had forgottenC.had written; had forgottenD.were writing; had left

网友回答

D解析根据从句意思应用过去进行时。
以上问题属网友观点,不代表本站立场,仅供参考!